The elapsed time resets to 0 when the button is held down for two seconds.

A. The Federal Aviation Regulations require the use of ‘maximum continuous power’, during certification of an airframe and engine combination, to show compliance with certain standards.

B. The Federal Aviation Regulations require the compliance with certain standards for an airframe and engine combination if they use ＇maximum continuous power＇ during certification.

C. The use of ‘maximum continuous power’ and the compliance with certain certification standards are required by the Federal Aviation Regulations.

A. 该指示器显示水箱的流量。

B. 该指示器显示油箱中的液压油量。

C. 该指示器显示加入油箱的油量。

A. Left main landing gear alternate control lanyard is lack of lubrication.

B. Left main landing gear alternate control steel wire is not lubricated.

C. Left main landing gear alternate control cable has insufficient lubrication.

A. 以下程序包含 IATA 关于标准飞机加油程序的指导材料中指定的信息。

B. 以下程序包含 IATA 关于标准飞机平面内加油程序的指导材料中指定的信息。

C. 以下程序包含 IATA 关于标准加油口加油程序的指导材料中指定的信息。

A. 一些飞机，尤其是相对简单的飞机，可以不需要CAP，因为飞机维修手册中包含了足够的信息，可以确保飞机在整个使用寿命中保持持续适航。

B. 一些飞机，即一些特别简单的飞机，可能不需要CAP，因为关于这些飞机的有效信息可以确保飞机在整个使用寿命中持续适航，这些信息包含在飞机维修手册中。

C. 一些飞机，特别是相对简单的飞机，可能不需要CAP，因为有充足的信息保持飞机在整个使用过程中持续适航，它们的使用寿命包含在飞机维修手册中。

A. 维修破损的泵。

B. 拆卸相应的泵。

C. 更换故障泵。

A. 操作增压的系统时会导致人员受伤。

B. 对压力系统进行工作时会导致人员受伤。

C. 增压系统会导致正在工作的人员伤亡。

A. Release the hydraulic pressure in the accumulator.

B. Release the power pressure in the accumulator.

C. Release the hydraulic pressure in the actuator.

A. Make sure that the service control unit is in the open position.

B. Make sure that the servo control unit is in the right position.

C. Make sure that the servo control unit is in the open position.

A. Make sure that all the emergency exits are clear of unwanted objects.

B. Make sure that all the exits are clear of foreign objects.

C. Make sure that all the emergency entrance are freee of unwanted objects.